| Patients used inpatient only | Patients used both inpatient and outpatient | P-value | ||
---|---|---|---|---|---|
Mean | SD | Mean | SD | ||
No. patients | n = 2642 | n = 329 |  | ||
Baseline (2010.11.01–2011.10.31) | |||||
 Gender |  |  |  |  | < 0.001 |
  Female | 40,992.4 | 23,387.4 | 24,797.1 | 16,566.3 |  |
  Male | 46,079.8 | 21,526.8 | 24,259.4 | 18,365.0 |  |
 Age groups |  |  |  |  | < 0.001 |
  18 ≤ age < 30 | 27,167.2 | 19,908.5 | 24,077.3 | 15,037.8 |  |
  30 ≤ age < 40 | 33,455.6 | 23,017.7 | 25,398.3 | 16,929.5 |  |
  40 ≤ age < 50 | 41,022.2 | 21,823.5 | 21,080.3 | 15,245.2 |  |
  50 ≤ age < 60 | 48,486.4 | 21,277.6 | 26,077.1 | 19,335.1 |  |
  ≥ 60 | 51,116.8 | 20,017.9 | 33,827.1 | 22,827.8 |  |
 Insurance types |  |  |  |  | < 0.001 |
  UEBMI | 44,956.4 | 23,994.1 | 25,292.3 | 18,410.2 |  |
  URBMI | 43,002.9 | 19,858.8 | 23,070.2 | 15,460.2 |  |
 Hospital levels |  |  |  |  | < 0.001 |
  Primary | 19,764.9 | 15,675.1 | 7008.4 | 4565.4 |  |
  Secondary | 32,083.2 | 16,919.9 | 18,638.6 | 12,948.4 |  |
  Tertiary | 51,104.2 | 21,765.7 | 26,117.8 | 17,952.6 |  |
 Length of stay (days) |  |  |  |  | < 0.001 |
  Days ≤ 100 | 10,540.1 | 7063.1 | 13,868.6 | 7311.2 |  |
  100 < days ≤ 300 | 33,104.6 | 14,617.7 | 37,037.8 | 13,515.9 |  |
  > 300 days | 57,186.9 | 12,403.7 | 65,797.7 | 15,486.6 |  |
 Composition of inpatient costs |  |  |  |  | < 0.001 |
  Laboratory and diagnostic costs | 5537.7 | 7175.2 | 6141.0 | 6088.2 |  |
  Non-medication treatment costs | 26,556.5 | 14,234.1 | 10,762.6 | 9275.5 |  |
  Medication costs | 4775.9 | 3509.1 | 2756.9 | 2660.6 |  |
  Bed fees | 7274.5 | 3446.4 | 3138.9 | 2511.5 |  |
 Inpatient costs | 44,144.6 | 22,385.2 | 22,799.4 | 17,640.4 | < 0.001 |
 Outpatient costs | – | – | 1729.7 | 1546.2 |  |
 Total costs (inpatient + outpatient) | 44,144.6 | 22,385.2 | 24,529.1 | 17,461.4 | < 0.001 |